Screening structure of granulator

Abstract

The utility model provides a screening structure of a pelletizer, which belongs to the field of screening processing equipment of the pelletizer, and comprises a bottom plate, a plurality of support legs arranged on the bottom plate, a screen arranged above the support legs, a clamping component arranged in the support legs and used for limiting the screen, the clamping component comprises a rotatably arranged pressing rod, and the pressing rod is arranged above the screen. During use, the screen is firstly placed on the supporting legs, the limiting blocks at the bottom of the screen are arranged on the supporting legs in a hooked mode, the screen placed on the supporting legs is prevented from sliding down, the round holes in the screen can be aligned with the grooves, the screen is conveniently fixed, then the air cylinder is started, and the output end of the air cylinder drives the downward pressing rod to penetrate through the round holes in the screen.

Description

Technical Field

[0001] The utility model relates to the field of granulator screening processing equipment, in particular to a screening structure of a granulator. Background Art

[0002] A granulator is a device that converts powdered, bulk, solution, or molten materials into granules of a specific shape and size. It plays a key role in numerous industries. After granulation, the granules need to be screened, and existing equipment often uses screens to screen the granular materials. However, traditional screen installation methods are often complex, requiring numerous tools and specialized personnel, consuming significant time and labor costs. Furthermore, if the screen becomes damaged or needs to be replaced with a different size to accommodate varying production needs, the disassembly and installation process becomes even more cumbersome. Furthermore, some traditional screen installation structures are poorly designed, which can easily lead to loosening and deformation during operation, compromising screening accuracy and stability. Furthermore, the complex installation method also poses significant challenges to equipment maintenance. In summary, existing screen installation methods have numerous drawbacks, creating an urgent need for a screen design that is easily disassembled and assembled to improve production efficiency, reduce maintenance costs, meet diverse production needs, and ensure screening quality and equipment stability. Utility Model Content

[0003] In view of this, the utility model provides a screening structure of a granulator, which can use a cylinder to drive a down-pressing rod to pass through the screen, use an air nozzle to blow the down-pressing rod to tilt, and use a cylinder to drive the tilted down-pressing rod to press down and clamp the screen, so that the screen can be replaced conveniently and the nuts used to fasten the screen can be prevented from loosening when the screen vibrates.

[0004] In order to solve the above technical problems, the utility model provides a screening structure of a granulator, including a bottom plate, which is used to connect to a vibration base, and the bottom plate is used to connect to support legs. A plurality of support legs are provided on the bottom plate, and the support legs are used to support and fix the screen and to tilt the screen to facilitate the falling of materials. A screen is provided above the support legs, and the screen is used to screen the materials and pick out unsuitable materials. A clamping assembly for limiting the screen is provided in the support legs, and the clamping assembly is used to clamp and fix the screen. The clamping assembly includes a rotatably arranged lower pressure rod, and the lower pressure rod is used to clamp and fix the screen on the support legs. The lower pressure rod is arranged above the screen.

[0005] A groove is provided in the supporting leg, and the groove is used to store the driving assembly of the clamping assembly, and the clamping assembly is connected and arranged in the groove.

[0006] A connecting rod is provided in the middle of the lower pressure rod. The connecting rod is used to limit and fix the lower pressure rod. The lower pressure rod is rotatably arranged on the connecting rod, and driving components are connected to both ends of the connecting rod.

[0007] The driving assembly includes a cylinder connected to the groove, which is used to drive the down-pressing rod to move up and down, thereby completing the clamping and loosening of the screen. The output end of the cylinder is provided with a slot, which is used to rotate the down-pressing rod, and both ends of the connecting rod are connected in the slot.

[0008] A counterweight is provided at one end of the down rod to keep it vertical. The counterweight can unbalance the down rod, causing one end of the down rod to fall, so that the down rod always remains vertical to the output end of the cylinder.

[0009] One side of the supporting leg is connected with an air nozzle for blowing the upper end of the lower pressure rod. The air nozzle is used to blow the lower pressure rod to rotate and tilt the lower pressure rod so that when the cylinder drives the lower pressure rod to descend, the inclined lower pressure rod can fit with the surface of the screen to press and fix the screen.

[0010] A limit block matching the support leg is provided below the screen. The limit block is used to hang the screen on the support leg, reducing the need for manpower to push the screen when assembling it. The screen is provided with a round hole matching the output end of the cylinder.

[0011] The beneficial effects of the above technical solution of the utility model are as follows:

[0012] 1. The output end of the cylinder drives the lower pressure rod to pass through the circular hole on the screen. When the slot at the output end of the cylinder completely passes through the circular hole, the air nozzle is started, and the air nozzle blows on the upper end of the lower pressure rod to tilt the lower pressure rod. The cylinder is started to drive the lower pressure rod to retract. When the tilted lower pressure rod contacts the surface of the screen, the length of the lower pressure rod is greater than the diameter of the circular hole. When the tilted lower pressure rod contacts the surface of the screen, the lower pressure rod fits with the surface of the screen, so that the lower pressure rod presses and fixes the screen under the action of the cylinder pulling downward, and fixes the screen on the supporting legs.

[0013] 2. When the screen needs to be replaced, start the cylinder to move upward, close the air nozzle, and the lower pressure rod is set vertically to the output end of the cylinder under the action of the counterweight block, so that the screen can be taken and placed easily.

[0014] 3. Place the screen on the support legs so that the limit block hook at the bottom of the screen is set on the support legs to prevent the screen placed on the support legs from slipping and to align the round holes on the screen with the grooves to facilitate fixing the screen, and then start the cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the screening structure of the granulator of the present invention;

[0016] Figure 2 This is a left-side structural schematic diagram of the present utility model;

[0017] Figure 3 It is a right side structural schematic diagram of the present utility model;

[0018] Figure 4 It is a schematic diagram of the top structure of the utility model.

[0019] Explanation of the accompanying drawings: 100, base plate; 101, supporting leg; 102, screen; 103, groove; 104, counterweight; 105, air nozzle; 106, limit block; 107, round hole; 110, clamping assembly; 111, lower pressure rod; 112, connecting rod; 120, driving assembly; 121, cylinder; 122, slot. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the embodiment of the present invention clearer, the following will be combined with the appended drawings of the embodiment of the present invention. Figure 1-4 , clearly and completely describing the technical solutions of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field fall within the scope of protection of the present invention.

[0021] like Figure 1-4 As shown:

[0022] The present embodiment provides a screening structure of a granulator, including a bottom plate 100, the bottom plate 100 is used to connect the vibration base, the bottom plate 100 is used to connect the support legs 101, the support legs 101 are fixed on the bottom plate 100 by welding, a plurality of support legs 101 are provided on the bottom plate 100, the support legs 101 are used to support and fix the screen 102 and the screen 102 can be tilted to facilitate the falling of the material, a screen 102 is provided above the support legs 101, and the screen 102 is movably arranged on the support legs The support leg 101 is convenient for the subsequent disassembly of the screen 102, which is used to screen the materials and pick out unsuitable materials. A clamping assembly 110 for limiting the position of the screen 102 is provided in the support leg 101. The clamping assembly 110 is used to clamp and fix the screen 102. The clamping assembly 110 includes a rotatably arranged lower pressure rod 111, which is used to clamp and fix the screen 102 on the support leg 101. The lower pressure rod 111 is arranged above the screen 102.

[0023] A groove 103 is defined in the support leg 101 . The groove 103 is used to store the driving assembly 120 of the clamping assembly 110 . The clamping assembly 110 is connected and disposed in the groove 103 .

[0024] A connecting rod 112 is provided in the middle position of the lower pressure rod 111. Both ends of the connecting rod 112 are fixedly connected in the slot 122 at the output end of the cylinder 121. The connecting rod 112 is used to limit and fix the lower pressure rod 111. The lower pressure rod 111 is rotatably set on the connecting rod 112. A driving assembly 120 is connected to both ends of the connecting rod 112.

[0025] The driving assembly 120 includes a cylinder 121 connected to and arranged in the groove 103. The cylinder 121 is fixed in the groove 103 by bolts. The cylinder 121 is used to drive the lower pressure rod 111 to move up and down, thereby completing the clamping and loosening of the screen 102. The output end of the cylinder 121 is provided with a slot 122. The slot 122 is used to rotate the lower pressure rod 111. Both ends of the connecting rod 112 are connected and arranged in the slot 122.

[0026] A counterweight 104 is provided at one end of the lower pressure rod 111 to keep the lower pressure rod 111 vertical. The counterweight 104 is fixedly connected to the lower pressure rod 111. The counterweight 104 can make the lower pressure rod 111 unbalanced, causing one end of the lower pressure rod 111 to fall, so that the lower pressure rod 111 always remains vertical to the output end of the cylinder 121.

[0027] An air nozzle 105 for blowing the upper end of the lower pressure rod 111 is connected to one side of the support leg 101. The air nozzle 105 is used to blow the lower pressure rod 111 to rotate, so that the lower pressure rod 111 is tilted, so that when the cylinder 121 drives the lower pressure rod 111 to descend, the tilted lower pressure rod 111 can fit with the surface of the screen 102, and when the cylinder 121 drives the lower pressure rod 111 to press down, the screen 102 is pressed and fixed.

[0028] A limit block 106 matching the support leg 101 is connected to the bottom of the screen 102. The limit block 106 is fixedly connected to the bottom of the screen 102. Baffles are provided on both sides of the screen 102 to prevent materials from falling. The limit block 106 is used to hang the screen 102 on the support leg 101, reducing the need for manpower to push the screen 102 when assembling the screen 102. A round hole 107 matching the output end of the cylinder 121 is provided on the screen 102.

[0029] Working principle: When in use, first place the screen 102 on the support leg 101, so that the limit block 106 at the bottom of the screen 102 is hooked on the support leg 101 to prevent the screen 102 placed on the support leg 101 from slipping and the round hole 107 on the screen 102 can be aligned with the groove 103, which is convenient for fixing the screen 102, and then start the cylinder 121, and the output end of the cylinder 121 drives the lower pressure rod 111 to pass through the round hole 107 on the screen 102. When the slot 122 at the output end of the cylinder 121 completely passes through the round hole 107, start the air nozzle 105, and the air nozzle 105 blows on the upper end of the lower pressure rod 111 to tilt the lower pressure rod 111, and start the cylinder 121 to The lower pressure rod 111 is driven to retract. When the inclined lower pressure rod 111 contacts the surface of the screen 102, the length of the lower pressure rod 111 is greater than the diameter of the circular hole 107. When the inclined lower pressure rod 111 contacts the surface of the screen 102, the lower pressure rod 111 fits the surface of the screen 102, so that the lower pressure rod 111 presses and fixes the screen 102 on the support leg 101 under the action of the downward pulling of the cylinder 121. When the screen 102 needs to be replaced, the cylinder 121 is started to move upward, and the air nozzle 105 is closed. Under the action of the counterweight block 104, the lower pressure rod 111 is vertically arranged to the output end of the cylinder 121, which is convenient for taking and placing the screen 102.

[0030] Furthermore, it should be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0031] The above is a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles described in the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. The screening structure of the granulator is characterized by: The invention comprises a bottom plate (100), a plurality of supporting legs (101) are provided on the bottom plate (100), a screen (102) is provided above the supporting legs (101), a clamping assembly (110) for limiting the position of the screen (102) is provided inside the supporting legs (101), and the clamping assembly (110) comprises a rotatably arranged lower pressing rod (111), and the lower pressing rod (111) is arranged above the screen (102).

2. The screening structure of the granulator according to claim 1, characterized in that: A groove (103) is provided in the supporting leg (101), and the clamping assembly (110) is connected and arranged in the groove (103).

3. The screening structure of the granulator according to claim 2, characterized in that: A connecting rod (112) is provided in the middle of the pressing rod (111), the pressing rod (111) is rotatably arranged on the connecting rod (112), and driving components (120) are connected to both ends of the connecting rod (112).

4. The screening structure of the granulator according to claim 3, characterized in that: The driving assembly (120) comprises a cylinder (121) connected and arranged in the groove (103); an output end of the cylinder (121) is provided with a slot (122); and both ends of the connecting rod (112) are connected and arranged in the slot (122).

5. The screening structure of the granulator according to claim 4, characterized in that: One end of the pressing rod (111) is provided with a counterweight (104) for keeping the pressing rod (111) vertical.

6. The screening structure of the granulator according to claim 5, characterized in that: One side of the support leg (101) is connected to an air nozzle (105) for blowing the upper end of the lower pressure rod (111).

7. The screening structure of the granulator according to claim 6, characterized in that: A limit block (106) matching the support leg (101) is connected to the bottom of the screen (102), and a circular hole (107) matching the output end of the cylinder (121) is provided on the screen (102).

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